condition mean min max Sterile Leaflet 0.9313976666666666 0.317069 1.66854 Fertile Leaflet with Sori 0.7344936666666667 0.651285 0.844619 Primary Rachis 25.7514 17.5382 31.5248 Secondary Rachis 19.3455 10.9862 25.8448 Petiole 23.3896 11.1102 34.3095 Crozier 4.46085 3.38181 5.02755 Root 8.33497 7.19688 9.73227